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Signifier Medical Technologies

Signifier Medical Technologies

Private
LondonHealthcare & Life Scienceshttps://signifiermedical.com/

Last Round

Series E

Jun 28, 2023

Total Funding Raised

$82.34M

Company Overview

Signifier Medical Technologies is a medical technology company that develops and commercializes non-invasive solutions for patients with sleep-disordered breathing conditions and snoring.

Sector

Healthcare & Life Sciences

Verticals

Medical Devices, Telemedicine, Patient Engagement

Business Model

B2B

Customer Profile

Hardware Sales, Government Contracts

AI Layer

Application

Keywords

sleep apnea therapyobstructive sleep apneaOSAneurostimulationsnoring treatmentCPAP alternativedigital healthmedical devicehome sleep testingneuromuscular trainingsmart sleep therapysleep techdaytime therapywearable medical deviceclosed-loop control

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Caplight Momentum Score

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Signifier Medical Technologies Comparables

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Signifier Medical Technologies comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Sommetrics
77%
Somnics, Inc.
76%
ProSomnus, Inc.
76%

Signifier Medical Technologies Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series EJun 28, 2023
SecondaryMar 22, 2022
Series DJul 27, 2021
Series DJun 1, 2021
Series CSep 16, 2020
Series B
Jun 17, 2019

Key People

Founding team and executive leadership

Akhil T

Chief Executive Officer and Co-Founder

Founding Team

Signifier Medical Technologies Investors

Notable investors and investment history

Signifier Medical Technologies investors
InvestorRounds
The Pritzker OrganizationSeries C, Series B
Innovate UKGrant
Segulah Medical AccelerationSeries E, Secondary, Series D
SPEECA LIMITEDSeries D
Umbra Capital PartnersSeries C
Waha CapitalSecondary

Market signals

Structured signals derived from secondary market and firmographic data.

  • Mar 1, 2026

    Monthly visitors increased 34% MoM.

  • Dec 4, 2025

    Monthly visitors increased 33% MoM, reaching 9.5K.

Signifier Medical Technologies Filings

SEC and related filings with document metadata.

Data table
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Signifier Medical Technologies Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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Firmographic Details

HeadquartersLondon
Employee Range15
Year Founded2015
Last FundingJun 28, 2023

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